- number_of_data_columns = @cohorts[:months_included] - 1
.bs-callout.clearfix
  %p
    = s_("Cohorts|User cohorts are shown for the last %{months_included} months. Only users with activity are counted in the 'New users' column; inactive users are counted separately.") % { months_included: @cohorts[:months_included] }
    = link_to sprite_icon('question-o'), help_page_path('administration/user_cohorts', anchor: 'cohorts'), title: 'About this feature', target: '_blank', rel: 'noopener noreferrer'

.table-holder.d-xl-table
  %table.table
    %thead
      %tr
        %th.border-right.pt-4{ colspan: 3 }
        %th.font-weight-bold.pt-4{ colspan: number_of_data_columns }
          = s_("Cohorts|Returning users")
      %tr
        %th.border-top-0
          = s_("Cohorts|Registration month")
        %th.border-top-0
          = s_("Cohorts|Inactive users")
        %th.border-top-0.border-right
          = s_("Cohorts|New users")
        - number_of_data_columns.times do |i|
          %th.border-top-0
            = s_("Cohorts|Month %{month_index}") % { month_index: i + 1 }
    %tbody
      - @cohorts[:cohorts].each do |cohort|
        %tr
          %td= cohort[:registration_month]
          %td= cohort[:inactive]
          %td.border-right= cohort[:total]
          - cohort[:activity_months].each do |activity_month|
            %td
              - next if cohort[:total] == '0'
              = activity_month[:percentage]
              %br
              = activity_month[:total]
